package jdbc;

import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.SQLException;
import java.util.Scanner;

public class JDBCDemo10 {
    public static void main(String[] args) {
        Scanner scan=new Scanner(System.in);
        System.out.println("请输入查找用户名：");
        String userName = scan.nextLine();
        System.out.println("请输入要修改的密码：");
        String passWord = scan.nextLine();
        try (
                Connection connection=DBUtil.getConnection();
                ){
            String sql="UPDATE user  SET password=? WHERE username=?";
            PreparedStatement ps = connection.prepareStatement(sql);
            ps.setString(1, passWord);
            ps.setString(2, userName);
            int num = ps.executeUpdate();
            System.out.println(num > 0 ? "修改成功" : "修改失败");
         } catch (SQLException e) {
            e.printStackTrace();
        }
    }
}
